diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index f03771900813cb69c9ddd5f579841350a8c48786..e773659ccf9f8f607db709109e39b0cacb6f7989 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -471,6 +471,9 @@ int mm_isBranchInstr(struct pt_regs *regs, struct mm_decoded_insn dec_insn,
 	unsigned int fcr31;
 	unsigned int bit;
 
+	if (!cpu_has_mmips)
+		return 0;
+
 	switch (insn.mm_i_format.opcode) {
 	case mm_pool32a_op:
 		if ((insn.mm_i_format.simmediate & MM_POOL32A_MINOR_MASK) ==